perl5i: Fix ""Easy"" perl5i code issues
completed by: _player1537
mentors: Paul Johnson, Florian Ragwitz, Michael G Schwern
perl5i has a list of easy issueswhich can be done. Some are fairly trivial, some require a bit of work, and some require discussion.
Despite its magic, adding a perl5i feature is usually a matter of normal Perl programming.
This is a meta-task. The specific tasks are described individually.